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Why do we faint?

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BBC Radio 4

104K subscribers

Mon, 26 Sep 2016 00:00:00 GMT
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Fainting

Why do humans faint but giraffes don't? Drs Adam Rutherford and Hannah Fry investigate. Learn more here: http://www.bbc.co.uk/programmes/b070hbsv Animation produced by BBC Future.

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